[PATCH 10/12] dt-bindings: samsung,mipi-dsim: document exynos7870 DSIM compatible

[Kaustabh Chakraborty]

Add compatible string for Exynos7870 DSIM bridge controller. The
devicetree node requires four clock sources, named:
- bus_clk
- phyclk_mipidphy0_bitclkdiv8
- phyclk_mipidphy0_rxclkesc0
- sclk_mipi

Signed-off-by: Kaustabh Chakraborty <kauschluss at disroot.org>
---
 .../bindings/display/bridge/samsung,mipi-dsim.yaml | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml b/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml
index 1acad99f396527192b6853f0096cfb8ae5669e6b..887f3ba1edd24a177a766b1b523d0c197ff1123a 100644
--- a/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml
@@ -24,6 +24,7 @@ properties:
           - samsung,exynos5410-mipi-dsi
           - samsung,exynos5422-mipi-dsi
           - samsung,exynos5433-mipi-dsi
+          - samsung,exynos7870-mipi-dsi
           - fsl,imx8mm-mipi-dsim
           - fsl,imx8mp-mipi-dsim
       - items:
@@ -144,6 +145,31 @@ required:
 
 allOf:
   - $ref: ../dsi-controller.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: samsung,exynos7870-mipi-dsi
+
+    then:
+      properties:
+        clocks:
+          minItems: 4
+
+        clock-names:
+          items:
+            - const: bus_clk
+            - const: phyclk_mipidphy0_bitclkdiv8
+            - const: phyclk_mipidphy0_rxclkesc0
+            - const: sclk_mipi
+
+        ports:
+          required:
+            - port at 0
+
+      required:
+        - ports
+
   - if:
       properties:
         compatible:

-- 
2.49.0